Discover the top 10 must-attend events at London Climate Action Week 2025

Every year in June, London becomes the global stage for climate leadership, ideas and action – and this year’s London Climate Action Week (LCAW) 2025 is set to be the biggest and boldest yet. 

From 22 to 30 June, thousands of climate leaders, changemakers and creatives will descend on the capital, exploring how to accelerate a just and inclusive transition to a net-zero, nature-positive world.  At Greenhouse, we are proud to be supporting LCAW’s communications and marketing once again, and even prouder to champion events that inspire action, spare collaboration and shift systems. 

Here are 10 events we’re especially excited about during London Climate Action Week 2025 – handpicked by our team for their creativity, relevance, and potential to drive real change.

1. Climate Innovation Forum 2025

Dates: Wednesday 25 to Thursday 26 June 2025

Location: Guildhall, Gresham Street, London

Why attend?:  As a flagship event, it brings together over 2,000 leaders from business, policy and civil society to accelerate climate action. The forum emphasises translating commitments into tangible actions, showcasing innovative solutions and fostering radical collaboration – core to Greenhouse’s advocacy for systemic change.

Learn more: Climate Innovation Forum

2. Climate and the Future of Health

Date: Monday 23 June 2025

Location: The Conduit, Covent Garden

Why attend: Focusing on the intersection of climate change and public health, this conference gathers global leaders to discuss the health implications of climate change, a narrative that humanises the climate crisis and underscores the urgency for action.

Learn more: Climate and the Future of Health

3. The Nature Hub @ LCAW 2025

Date: Monday 23 June 2025

Location: KPMG offices, 15 Canada Square, Canary Wharf, London

Why attend: The Nature Hub is back at London Climate Action Week, leading up to New York Climate Week and COP30, to explore how private sector investments in nature  can help deliver business resilience, while also generating long-term value.

Learn more: The Nature Hub @ LCAW 2025

4. Sea Changes

Date: Wednesday 25 June 2025

Location: The Ministry, London

Why attend: This event explores the role of oceans in climate regulation and the impact of climate change on marine ecosystems, highlighting the interconnectedness of natural systems and the importance of preserving biodiversity.

Learn more: Sea Changes

5. Carbon Tracker’s LCAW Event Series: Aligning Capital with Climate Goals

Dates: Tuesday 24 to Saturday 28 June 2025

Location: Salisbury House, 29 Finsbury Circus, London

Why attend: This compelling series of events from Tracker Group explores how the financial system can be transformed to align with global climate goals. With sessions on fossil fuel finance, investor engagement and credible net-zero planning, it’s a goldmine of insight for those working at the intersection of climate, finance and accountability. A great fit for changemakers interested in how capital can be a lever for climate justice.

Learn more: Carbon Tracker Event Series

6. GFI Live: The Green Finance Institute Daily Broadcast

Dates: Tuesday 24 to Saturday 28 June 2025

Location: Online (BrightTALK)

Why attend: Running every morning during LCAW, these dynamic daily broadcasts from the Green Finance Institute are the perfect way to stay plugged into the week’s most pressing financial and policy developments. Featuring expert interviews, live commentary and thematic dives across sectors, GFI Live offers a digestible, action-focused update for climate finance professionals – and anyone shaping the transition to a nature-positive economy.

Learn more: GFI Live Broadcasts

7. Climate & Nature: A Unified Approach to Resilient Transitions

Date: Tuesday 24 June 2025

Location: Camley Street Natural Park, London

Why attend: With talks from Taskforce on Nature-related Financial Disclosures (TNFD), Natcap and the University of Oxford’s Environmental Change Institute, this evening will explore the path to COP30 and why an integrated approach to climate and nature is essential for success.

Learn more: A Unified Approach to Resilient Transitions

8. Book Launch: ‘Becoming Nature Positive: Transitioning to a Safe and Just Future’

Date: Thursday 26 June 2025

Location: Livery Hall, Guildhall, London

Why attend: A conversation with the authors of the new book, ‘Becoming Nature Positive’, that delves into what nature positive means and sets out the journey to secure a safe and just future for people and nature.

Learn more: Book Launch: ‘Becoming Nature Positive: Transitioning to a Safe and Just Future’

9. The Nature Driving Climate Action

Date: Monday 23 June 2025

Location: KPMG Offices, 15 Canada Square, Canary Wharf, London E14 5GL

Why attend: This in-person event, hosted by Nature4Climate at the KPMG offices, will spotlight the pioneering partnerships and investment strategies needed to unlock the full potential of nature-based solutions. With a focus on private sector leadership, community empowerment, and equitable climate finance, it’s a critical conversation about scaling impact while centering justice and resilience.

Learn more: Nature Driving Climate Action

10. Powering Nature: Climate Solutions for the Global South

Date: Wednesday 25 June 2025

Location: Camley Street Natural Park, 12 Camley St, London, N1C 4PW

Why attend? Hosted by NatCap Research, this evening event delves into the critical integration of climate and nature strategies on the path to COP30. Featuring insights from leaders like David Craig (Co-Chair of the TNFD), Dr. Nicola Ranger (Director at the University of Oxford’s Environmental Change Institute), and Beccy Wilebore (Chief Science Officer at NatCap), the session promises thought-provoking discussions on building resilient transitions. Set in the serene Camley Street Natural Park, attendees can enjoy networking over drinks and canapés in a unique natural setting.

Learn more: Powering Nature: Climate Solutions

Final thought

London Climate Action Week is all about collaboration, creativity and connection. These events are just a snapshot of what’s on offer, and we’d love to know what’s caught your eye.What events are you planning to attend?

Tag us on LinkedIn or drop us a message – let’s connect and amplify each other’s impact.